.stage-node {
  min-width: 250px;
}

.stage-node.selected .stage-node-card {
  box-shadow: 0 0 0 2px var(--color-primary-6);
}

.stage-node-card {
  cursor: pointer;
  transition: all 0.2s;
}

.stage-node-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.stage-node-content {
  padding: 8px 0;
}

.stage-steps-list {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stage-step-item {
  padding: 4px 8px;
  background: var(--color-fill-2);
  border-radius: 4px;
}

.stage-empty-state {
  padding: 12px;
  text-align: center;
  background: var(--color-fill-1);
  border-radius: 4px;
  margin-top: 8px;
}

/* ReactFlow Handle 样式 */
.react-flow__handle {
  width: 10px;
  height: 10px;
  background: var(--color-primary-6);
  border: 2px solid var(--color-bg-2);
}

.react-flow__handle:hover {
  width: 12px;
  height: 12px;
}
